Dr Pingfu Chao
Postdoctoral Research Fellow
School of Electrical Engineering and Computer Science
Researcher biography
Dr Pingfu Chao currently works as a Postdoctoral Research Fellow at the School of Information Technology and Electrical Engineering, the University of Queensland, Australia. He received the Bachelor of Engineering degree in automation from Tianjin University, China, in 2012 and the Master of Engineering degree in software engineering from East China Normal University, Shanghai, China in 2015, respectively. He received his PhD degree in the Data Science group of ITEE in University of Queensland, Australia, supervised by Prof Xiaofang Zhou. His research interests include spatial-temporal data management, trajectory data mining, distributed database system and smart grid data analysis.
Book Chapter
Leng, Ruoyu, Feng, Chunhui, Hao, Chenxi, Chao, Pingfu and Fang, Junhua (2024). PaTraS: A Path-Preserving Trajectory Simplification Method for Low-Loss Map Matching. Web and Big Data. (pp. 127-144) Singapore: Springer Nature Singapore. doi: 10.1007/978-981-97-2387-4_9
Journal Articles
Hong, Jiawei, Yang, Wen, Chao, Pingfu and Fang, Junhua (2024). GroupMO: a memory-augmented meta-optimized model for group recommendation. World Wide Web, 27 (3) 27. doi: 10.1007/s11280-024-01267-2
Zhao, Jing, Xu, Jiajie, Xu, Yuan, Fang, Junhua, Chao, Pingfu and Zhou, Xiaofang (2024). CCML: Curriculum and Contrastive Learning Enhanced Meta-Learner for Personalized Spatial Trajectory Prediction. IEEE Transactions on Knowledge and Data Engineering, 1-14. doi: 10.1109/tkde.2024.3376539
Chen, Zheng, Fang, Junhua, Chao, Pingfu, Zhao, Pengpeng, Xu, Jiajie and Zhao, Lei (2023). MoviNet: A novel network for cross-modal map extraction by vision transformer and CNN. Knowledge-Based Systems, 278 110890, 1-12. doi: 10.1016/j.knosys.2023.110890
Pan, Zhicheng, Chao, Pingfu, Fang, Junhua, Chen, Wei, Xu, Jiajie and Zhao, Lei (2023). Garden: a real-time processing framework for continuous top-k trajectory similarity search. Knowledge and Information Systems, 65 (9), 1-29. doi: 10.1007/s10115-023-01880-z
Wu, Yang, Fang, Junhua, Chao, Pingfu, Pan, Zhicheng, Chen, Wei and Zhao, Lei (2023). Towards adaptive continuous trajectory clustering over a distributed web data stream. Journal of Web Engineering, 22 (1), 105-130. doi: 10.13052/jwe1540-9589.2216
Zhao, Jinyi, Fang, Junhua, Chao, Pingfu, Ning, Bo and Zhang, Ruoqian (2023). GC-TripRec: graph contextualized generative network with adversarial learning for trip recommendation. World Wide Web, 26 (5), 1-20. doi: 10.1007/s11280-022-01127-x
Jin, Fengmei, Hua, Wen, Francia, Matteo, Chao, Pingfu, Orowska, Maria and Zhou, Xiaofang (2022). A survey and experimental study on privacy-preserving trajectory data publishing. IEEE Transactions on Knowledge and Data Engineering, 35 (6), 1-1. doi: 10.1109/tkde.2022.3174204
Shi, Juntian, Pan, Zhicheng, Fang, Junhua and Chao, Pingfu (2021). RUTOD: real-time urban traffic outlier detection on streaming trajectory. Neural Computing and Applications, 35 (5), 1-13. doi: 10.1007/s00521-021-06294-y
Xia, Yue, Fang, Junhua, Chao, Pingfu, Pan, Zhicheng and Shang, Jedi S. (2021). Cost-effective and adaptive clustering algorithm for stream processing on cloud system. GeoInformatica, 27 (1), 1-21. doi: 10.1007/s10707-021-00442-1
Chao, Pingfu, Hua, Wen, Mao, Rui, Xu, Jiajie and Zhou, Xiaofang (2020). A survey and quantitative study on map inference algorithms from GPS trajectories. IEEE Transactions on Knowledge and Data Engineering, 34 (1), 1-14. doi: 10.1109/tkde.2020.2977034
Chao, Pingfu, Hua, Wen and Zhou, Xiaofang (2019). Trajectories know where map is wrong: an iterative framework for map-trajectory co-optimisation. World Wide Web, 23 (1), 47-73. doi: 10.1007/s11280-019-00721-w
Fang, Junhua, Chao, Pingfu, Zhang, Rong and Zhou, Xiaofang (2019). Integrating workload balancing and fault tolerance in distributed stream processing system. World Wide Web, 22 (6), 2471-2496. doi: 10.1007/s11280-018-0656-0
Conference Papers
Zhu, Tong, Zhang, Guoliang, Li, Zechang, Yu, Zijian, Ren, Junfei, Wu, Mengsong, Wang, Zhefeng, Huai, Baoxing, Chao, Pingfu and Chen, Wenliang (2023). CED: Catalog extraction from documents. 17th International Conference on Document Analysis and Recognition, ICDAR 2023, San Jose, CA United States, 21–26 August 2023. Cham, Switzerland: Springer. doi: 10.1007/978-3-031-41682-8_13
Shi, Weijie, Xu, Jiajie, Fang, Junhua, Chao, Pingfu, Liu, An and Zhou, Xiaofang (2023). LHMM: A learning enhanced HMM model for cellular trajectory map matching. 2023 IEEE 39th International Conference on Data Engineering (ICDE), Anaheim, CA United States, 3-7 April 2023. Washington, DC United States: IEEE Computer Society. doi: 10.1109/icde55515.2023.00187
Li, Pengfei, Fang, Junhua, Chen, Wei, Liu, An and Chao, Pingfu (2023). Adversarial spatial-temporal graph network for traffic speed prediction with missing values. 28th International Conference, DASFAA 2023, Tianjin, China, 17-20 April 2023. Heidelberg, Germany: Springer. doi: 10.1007/978-3-031-30637-2_25
Chen, Lifu, Fang, Junhua, Chao, Pingfu, Liu, An and Zhao, Pengpeng (2022). Rumor detection in social network via influence based on bi-directional graph convolutional network. 23rd International Conference on Web Information Systems Engineering (WISE 2022), Biarritz, France, 1–3 November 2022. Cham, Switzerland: Springer. doi: 10.1007/978-3-031-20891-1_20
Feng, Chunhui, Pan, Zhicheng, Fang, Junhua, Chao, Pingfu, Liu, An and Zhao, Lei (2022). A learning-based approach for multi-scenario trajectory similarity search. 23rd International Conference on Web Information Systems Engineering (WISE 2022), Biarritz, France, 1–3 November 2022. Cham, Switzerland: Springer. doi: 10.1007/978-3-031-20891-1_34
Chen, Zheng, Fang, Junhua, Chao, Pingfu, Qu, Jianfeng, Zhao, Pengpeng and Xu, Jiajie (2022). Conats: A novel framework for cross-modal map extraction. 23rd International Conference on Web Information Systems Engineering (WISE 2022), Biarritz, France, 1–3 November 2022. Cham, Switzerland: Springer. doi: 10.1007/978-3-031-20891-1_36
Wu, Yang, Pan, Zhicheng, Chao, Pingfu, Fang, Junhua, Chen, Wei and Zhao, Lei (2022). Lunatory: a real-time distributed trajectory clustering framework for web big data. 22nd International Conference, ICWE 2022, Bari, Italy, July 5–8 2022. Heidelberg, Germany: Springer. doi: 10.1007/978-3-031-09917-5_15
Jin, Wei, Sun, Cuimin, You, Hui and Chao, Pingfu (2022). Short-term household electricity load forecasting based on non-intrusive load monitoring using long-short term memory. International Symposium on Computer Applications and Information Systems (ISCAIS2022), Shenzhen, China, 25-27 February 2022. Bellingham, WA, United States: S P I E - International Society for Optical Engineering. doi: 10.1117/12.2639561
Tao, Jiachun, Pan, Zhicheng, Fang, Junhua, Chao, Pingfu, Zhao, Pengpeng and Xu, Jiajie (2022). Misty: Microservice-based streaming trajectory similarity search. 20th International Conference on Service-Oriented Computing (ICSOC 2022), Seville, Spain, 29 November - 2 December, 2022. Cham, Switzerland: Springer Nature Switzerland. doi: 10.1007/978-3-031-20984-0_11
Li, Pengfei, Fang, Junhua, Chao, Pingfu, Zhao, Pengpeng, Liu, An and Zhao, Lei (2022). JS-STDGN: A spatial-temporal dynamic graph network using JS-graph for traffic prediction. 27th International Conference, DASFAA 2022, Virtual, 11-14 April 2022. Heidelberg, Germany: Springer. doi: 10.1007/978-3-031-00123-9_15
Kong, Chao, Meng, Dan, Liu, Tao, Li, Mengfei, Liu, Qijie, Zhou, Liang, Chao, Pingfu and Zhang, Yi (2022). SAME: Sampling Attack in Multiplex Network Embedding. 18th International Conference on Advanced Data Mining and Applications, Brisbane, QLD Australia, 28–30 November 2022. Cham, Switzerland: Springer. doi: 10.1007/978-3-031-22137-8_25
Liu, Ziyi, Li, Lei, Zhang, Mengxuan, Hua, Wen, Chao, Pingfu and Zhou, Xiaofang (2021). Efficient constrained shortest path query answering with forest hop labeling. 2021 IEEE 37th International Conference on Data Engineering (ICDE), Chania, Greece, 19 - 22 April 2021. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/icde51399.2021.00155
Zhang, Mengxuan, Li, Lei, Hua, Wen, Mao, Rui, Chao, Pingfu and Zhou, Xiaofang (2021). Dynamic hub labeling for road networks. 2021 IEEE 37th International Conference on Data Engineering (ICDE), Chania, Greece, 19 - 22 April 2021. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/icde51399.2021.00036
Chen, Liang, Chao, Pingfu, Fang, Junhua, Chen, Wei, Xu, Jiajie and Zhao, Lei (2021). Disatra: A Real-Time Distributed Abstract Trajectory Clustering. 22nd International Conference on Web Information Systems Engineering, WISE 2021, Melbourne, VIC Australia, 26–29 October 2021. Cham, Switzerland: Springer. doi: 10.1007/978-3-030-90888-1_47
Chao, Pingfu, He, Dan, Li, Lei, Zhang, Mengxuan and Zhou, Xiaofang (2021). Efficient Trajectory Contact Query Processing. 26th International Conference, DASFAA 2021, Taipei, Taiwan, 11–14 April 2021. Heidelberg, Germany: Springer. doi: 10.1007/978-3-030-73194-6_44
Sun, Huimin, Xu, Jiajie, Zheng, Kai, Zhao, Pengpeng, Chao, Pingfu and Zhou, Xiaofang (2021). MFNP: A meta-optimized model for few-shot next POI recommendation. International Joint Conference on Artificial Intelligence, Virtual, 19-26 August 2021. Palo Alto, CA, United States: A A A I Press. doi: 10.24963/ijcai.2021/415
Xu, Yehong, He, Dan, Chao, Pingfu, Kim, Jiwon, Hua, Wen and Zhou, Xiaofang (2020). Route reconstruction using low-quality bluetooth readings. 28th International Conference on Advances in Geographic Information Systems, Online, 3 - 6 November 2020. New York NY, United States: Association for Computing Machinery. doi: 10.1145/3397536.3422224
Zhang, Mengxuan, Li, Lei, Chao, Pingfu, Hua, Wen and Zhou, Xiaofang (2020). Path query processing using typical snapshots in dynamic road networks. 25th International Conference on Database Systems for Advanced Applications (DASFAA 2020), Jeju, Korea, 24-27 September 2020. Cham, Switzerland: Springer Nature Switzerland. doi: 10.1007/978-3-030-59419-0_16
Chao, Pingfu, Xu, Yehong, Hua, Wen and Zhou, Xiaofang (2020). A survey on map-matching algorithms. 31st Australasian Database Conference, Melbourne, VIC Australia, 3-7 February 2020. CHAM: Springer. doi: 10.1007/978-3-030-39469-1_10
Ding, Jiafeng, Fang, Junhua, Chao, Pingfu, Xu, Jiajie, Zhao, PengPeng and Zhao, Lei (2020). A distributed framework for online stream data clustering. International Conference, ICA3PP, New York City, NY, United States, 2-4 October 2020. Heidelberg, Germany: Springer. doi: 10.1007/978-3-030-60245-1_13
Pan, Zhicheng, Chao, Pingfu, Fang, Junhua, Chen, Wei, Li, Zhixu and Liu, An (2020). TraSP: a general framework for online trajectory similarity processing. 21st International Conference on Web Information Systems Engineering, WISE 2020, Amsterdam, The Netherlands, 20-24 October 2020. Cham, Switzerland: Springer. doi: 10.1007/978-3-030-62005-9_28
Chao, Pingfu, Hua, Wen and Zhou, Xiaofang (2019). An iterative map-trajectory co-optimisation framework based on map-matching and map update. 24th International Conference on Database Systems for Advanced Applications, DASFAA 2019, Chiang Mai, Thailand, 22 - 25 April, 2019. Germany: Springer Verlag. doi: 10.1007/978-3-030-18590-9_34
Chao, Pingfu, He, Dan, Sadiq, Shazia, Zheng, Kai and Zhou, Xiaofang (2017). A performance study on large-scale data analytics using disk-based and in-memory database systems. 2017 IEEE International Conference on Big Data and Smart Computing, BigComp 2017, Jeju, South Korea, 13 - 16 February 2017. Piscataway, NJ, United States: Institute of Electrical and Electronics Engineers. doi: 10.1109/BIGCOMP.2017.7881706
Kim, Jiwon, Zheng, Kai, Ahn, Sanghyung, Papamanolis, Marty and Chao, Pingfu (2016). Graph-based analysis of city-wide traffic dynamics using time-evolving graphs of trajectory data. ATRF 2016 - Australasian Transport Research Forum 2016, Melbourne, VIC Australia, 16 – 18 November 2016. Canberra, ACT Australia: ATRF, Commonwealth of Australia.
Zhang, Rong, Gao, Yifan, Yu, Wenzhe, Chao, Pingfu, Yang, Xiaoyan, Gao, Ming and Zhou, Aoying (2015). Review comment analysis for predicting ratings. 16th International Conference on Web-Age Information Management, WAIM 2015, Qingdao, China, 8-10 June 2015. Cham, Switzerland: Springer Cham. doi: 10.1007/978-3-319-21042-1_20
Chao, Pingfu, Li, Yuming, Gao, Zhu, Fang, Junhua, He, Xiaofeng and Zhang, Rong (2015). SEMI: a Scalable Entity Matching system based on MapReduce. 26th Australasian Database Conference (ADC 2015), Melbourne, VIC, Australia, 4-7 June 2015. BERLIN: Springer Verlag. doi: 10.1007/978-3-319-19548-3_29
Gao, Yifan, Yu, Wenzhe, Chao, Pingfu, Zhang, Rong, Zhou, Aoying and Yang, Xiaoyan (2015). A restaurant recommendation system by analyzing ratings and aspects in reviews. 20th International Conference on Database Systems for Advanced Applications (DASFAA 2015), Hanoi, Vietnam, 20-23 April 2015. Heidelberg, Germany: Springer Verlag. doi: 10.1007/978-3-319-18123-3_33
Chao, Pingfu, Gao, Zhu, Li, Yuming, Fang, Junhua, Zhang, Rong and Zhou, Aoying (2015). Random-based algorithm for efficient entity matching. 17th Asia-PacificWeb Conference, APWeb 2015, Guangzhou, China, 18-20 September 2015. Cham, Switzerland : Springer Cham. doi: 10.1007/978-3-319-25255-1_42
Chao, Pingfu, Gao, Zhu, Li, Yuming, Fang, Junhua, Zhang, Rong and Zhou, Aoying (2015). Efficient mapReduce-based method for massive entity matching. International Conference, WAIM, Qingdao, China, 8-10 June 2015. Cham, Switzerland: Springer. doi: 10.1007/978-3-319-21042-1_48
Thesis
Chao, Pingfu (2020). A study on map-matching and map inference problems. PhD Thesis, School of Information Technology and Electrical Engineering, The University of Queensland. doi: 10.14264/uql.2020.1009